Finding the Fourth Proportional to 601,019.72, 901,986.62 and 222,298.76

Step by Step Solution

1. Step 1: Write the proportion equation
   601,019.72 : 901,986.62 = 222,298.76 : x
2. Step 2: Convert to fraction form
   601,019.72/901,986.62 = 222,298.76/x
3. Step 3: Cross multiply
   601,019.72x = 901,986.62 × 222,298.76
4. Step 4: Simplify right side
   601,019.72x = 200,510,507,162.59
5. Step 5: Solve for x
   x = 200,510,507,162.59/601,019.72
6. Step 6: Final answer
   x = 333,617.19